INSTRUMENT TRANSFORMERS PTW3-1-SD02657 TEST TRANSFORMER, 25KV SEC VOLTAGE, 500VA PWR, 60/50HZ

THE INSTRUMENT TRANSFORMERS PTW3-1-SD02657 IS A VACUUM BREAKER TEST TRANSFORMER. THIS UNIT OPERATES WITH A SECONDARY VOLTAGE RATING OF 25000V. IT IS DESIGNED FOR DUAL-FREQUENCY OPERATION AT 60HZ OR 50HZ, PROVIDING A POWER RATING OF 500VA WHEN OPERATING AT AN AMBIENT TEMPERATURE OF 30°C. THE SPECIFIED TURNS RATIO IS 1:208.33 FOR 60HZ APPLICATIONS AND 1:227.27 FOR 50HZ APPLICATIONS. THIS CONFIGURATION RESULTS IN AN APPROXIMATE PRIMARY INPUT VOLTAGE REQUIREMENT OF 120V AT 60HZ, OR 110V AT 50HZ, TO ACHIEVE THE RATED SECONDARY OUTPUT VOLTAGE.